ASTM A213 TP347 Seamless Tube For Boiler And Heat Exchanger
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GNEE is a leading supplier, manufacturer, distributor, and exporter of SS 347 pipes. Our pipe designs meet national and international raw material quality standards.
Our ASTM A213 TP347 seamless stainless steel heat exchanger tubes are high-temperature, corrosion-resistant seamless steel pipes that conform to the ASTM A213 standard and are suitable for boilers, superheaters, and heat exchangers. ASTM A213 TP347 stainless steel pipes are stabilized austenitic stainless steel, which prevents chromium carbide deposition at high temperatures, thereby enhancing their resistance to intergranular corrosion. They are widely used in boilers, petrochemical plants, power plant heat exchangers, condensers, and heating systems, and are particularly well-suited for long-term use in high-temperature, high-pressure environments.
We offer ASTM A213 TP347 seamless condenser tubes in standard sizes and wall thicknesses. We also offer ASTM A213 TP347 stainless steel boiler tubes in various sizes, grades, and thicknesses to meet custom requirements. You are welcome to buy ASME SA213 SS 347 Seamless Pipe and SS 347 Seamless Tube from us at reasonable prices. Email: info@gneestainless.com

Surface Condition
ASTM A213 ASME SA-213 TP347 Stainless steel tubes shall be pickled free of scale.
When bright annealing is used, pickling is not necessary.
Any special finish requirement shall be subject to agreement between the supplier and the purchaser.
ASTM A213 ASME SA-213 TP347 Stainless Steel Tubes Quick Details
Country/Region: China
Product Name:ASTM A213 ASME SA-213 TP347 Stainless Steel Tubes
FOB Price: US $4000-5000 / Ton | 1 Ton/Tons (Min. Order)
Specifications: 57mm*8mm; 60mm*9mm; 45mm*11mm, 51mm*12mm etc.
Payment:L/C or T/T
Package:Standard export package,suit for all kinds of transport, or as required
Chemistry Composition of ASTM A213 ASME SA-213 TP347
| C, % | Si, % | Mn, % | P, % | S, % | Cr, % | Ni, % | Nb, % |
| 0.08 max | 1.00 max | 2.00 max | 0.045 max | 0.030 max | 17.0-20.0 | 9.0-13.0 | 10*C-1.1 |
Mechanical Properties of ASTM A213 ASME SA-213 TP347
| Grade | Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
| TP347/S34700 | 515 min | 205 min | 35 min | 192 max |
TP347 Tubing Physical Properties
| Grade | 347 |
|---|---|
| Density | 8000 kg/m3 |
| Elastic Modulus | 193 GPa |
| Specific Heat 0-1000C | 500 J/kg.K |
| Electrical Resistivity | 740 n.m |
Heat Treatment Requirements:
| Grade | UNS | Heat Treat Type | Austenitizing/ Solutioning Temperature, min or range °F [°C] | Cooling Media | ASTM Grain Size No. B |
| Designation | |||||
| TP347 | S34700 | Solution treatment | 1900 °F [1040 °C] | water or another rapid cool | . . . |
| TP347H | S34709 | Solution treatment | cold worked:2000 | water or another rapid cool | 7 |
| [1100] hot rolled: 1925 [1050]H |
Tensile Requirements:
| Grade | Tensile Strength, Min ksi [MPa] | Yield strength, min ksi [MPa] | Elongation in 2 in. or 50 mm, min, %A, B | Hardness, Max | |
| Brinell/Vickers | Rockwell | ||||
| TP347 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| TP347H | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
Applications:
TP347 stainless steel pipe plays a key role in the petroleum, chemical and power industries. In the petroleum industry, it is used as oil wells and oil pipelines, resistant to high temperature and high pressure, and resists crude oil corrosion. In the chemical field, it is used to manufacture reactors and heat exchangers to resist corrosion from various
Inspection & Test:
Chemistry composition,
Tensile test,
Hardeness test,
Flattening test,
Flaring test,
NDT,(Hydrostatic or Nondestructive Electric Test)
Surface inspection and dimension check.


If you have project requirements for 347 stainless steel pipe, please feel free to place an order. GNEE maintains a large inventory of popular products for you to choose from. Available in both seamless and welded configurations, contact our factory for detailed chemical composition and free samples. We offer competitive pricing and excellent service.
Packaged in waterproof paper and steel strapping, these products meet standard export seaworthy packaging requirements and are suitable for various shipping methods. Customized options are also available upon request.








